The first one should be it
Protons - positively charged (+1)
Neutrons - Neutral charge (0)
Electrons - Negatively charged (-1)
Protons and neutrons stay inside the nucleus, while electrons circle the outside.
A. False. It is also made up of Gutenberg discontinuity,Mohorovicic Discontinuity,Hydrosphere & many othersPS: The crust is also called Lithosphere.
B. True. Metamorphic rocks are created by the physical or chemical alteration by heat and pressure of an existing igneous or sedimentary material into a denser form
C. True.
D. True. Formed by crystallizing melted material (magma)
E. True.
Sorry for the long explanations. Hope it helps!! :)
1.We have access to space to see it is round
2. We have 24 hour time zones. How could it be noon in one place and midnight in the other?
3.We are able to study lunar eclipses and see how they work (greeks discovered the earth is round with that method.).
4. Why do ships slowly sink into the distance? Exactly
5. Surveying other planets.
e largest of the continents is Asia, which covers about 17.2 million square miles